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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-07-02 08:28:32 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-07-02 08:28:32 +0200
commit714c95ce8bad7a2042006fc9a2079fcd469b6a03 (patch)
treecdf9f5a6fcbb389f555584ef64ee911eefeb1777 /security/keys
parentaaf3f4e925dc2bdc4715142103660285632a245c (diff)
parent021c91791a5e7e85c567452f1be3e4c2c6cb6063 (diff)
downloadtalos-op-linux-714c95ce8bad7a2042006fc9a2079fcd469b6a03.tar.gz
talos-op-linux-714c95ce8bad7a2042006fc9a2079fcd469b6a03.zip
Merge 4.18-rc3 into usb-next
We want the USB and other fixes in here as well to make merges and testing easier. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'security/keys')
-rw-r--r--security/keys/dh.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/security/keys/dh.c b/security/keys/dh.c
index f7403821db7f..b203f7758f97 100644
--- a/security/keys/dh.c
+++ b/security/keys/dh.c
@@ -142,6 +142,8 @@ static void kdf_dealloc(struct kdf_sdesc *sdesc)
* The src pointer is defined as Z || other info where Z is the shared secret
* from DH and other info is an arbitrary string (see SP800-56A section
* 5.8.1.2).
+ *
+ * 'dlen' must be a multiple of the digest size.
*/
static int kdf_ctr(struct kdf_sdesc *sdesc, const u8 *src, unsigned int slen,
u8 *dst, unsigned int dlen, unsigned int zlen)
@@ -205,8 +207,8 @@ static int keyctl_dh_compute_kdf(struct kdf_sdesc *sdesc,
{
uint8_t *outbuf = NULL;
int ret;
- size_t outbuf_len = round_up(buflen,
- crypto_shash_digestsize(sdesc->shash.tfm));
+ size_t outbuf_len = roundup(buflen,
+ crypto_shash_digestsize(sdesc->shash.tfm));
outbuf = kmalloc(outbuf_len, GFP_KERNEL);
if (!outbuf) {
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